2231252312552 has 32 divisors (see below), whose sum is σ = 4283778686880. Its totient is φ = 1088946331200.

The previous prime is 2231252312521. The next prime is 2231252312657. The reversal of 2231252312552 is 2552132521322.

It is a super-3 number, since 3×2231252312552³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1676699 + ... + 2697002.

It is an arithmetic number, because the mean of its divisors is an integer number (133868083965).

Almost surely, 2^{2231252312552} is an apocalyptic number.

It is an amenable number.

2231252312552 is a deficient number, since it is larger than the sum of its proper divisors (2052526374328).

2231252312552 is a wasteful number, since it uses less digits than its factorization.

2231252312552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4375233 (or 4375229 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

Adding to 2231252312552 its reverse (2552132521322), we get a palindrome (4783384833874).

The spelling of 2231252312552 in words is "two trillion, two hundred thirty-one billion, two hundred fifty-two million, three hundred twelve thousand, five hundred fifty-two".